Mammillaria schwarzii Shurly in Cact. Succ. J. Gr. Brit. 11: 17. 1949 sec. Hunt 2016
- =Mammillaria shurlyi Buxb., Kakteen 16: C VIIc. 1961 syn. sec. Guzmán & al. 2003
- =Krainzia schwarzii (Shurly) Doweld in Sukkulenty 3: 43. 2000 syn. sec. Guzmán & al. 2003